Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Oct. 31, 2015	Oct. 31, 2014
Operating Cash Flows:
Net income	$ 33,996	$ 31,303
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation of property, plant, and equipment	26,999	25,683
Amortization of intangible assets, debt costs and other	18,926	17,581
Stock-based compensation	30,889	26,391
Deferred income taxes	(1,352)	1,208
Changes in other long-term liabilities	(1,016)	973
Dividends received from unconsolidated entities, net of equity in income (loss)	157	(103)
Other	(702)	80
Changes in operating assets and liabilities, net of effect of acquired businesses:
Trade accounts receivable, net	97,037	44,977
Prepaid expenses and other	(10,722)	(10,533)
Term receivables, long-term	17,059	15,679
Accounts payable and accrued liabilities	(44,158)	(53,136)
Income taxes receivable and payable	2,746	(4,428)
Deferred revenue	(50,013)	(38,597)
Net cash provided by operating activities	119,846	57,078
Investing Cash Flows:
Proceeds from sales and maturities of short-term investments	0	4,124
Proceeds from sale of buildings	2,068	0
Purchases of property, plant, and equipment	(28,337)	(21,872)
Acquisitions of businesses, equity interests and other intangible assets, net of cash acquired	(11,700)	(78,600)
Net cash used in investing activities	(37,969)	(96,348)
Financing Cash Flows:
Proceeds from issuance of common stock	21,294	17,409
Repurchase of common stock	(10,000)	(70,053)
Dividends paid	(19,263)	(17,168)
Net decrease in short-term borrowing	(5,875)	(8,243)
Repayments of other borrowings	(7,225)	(2,011)
Payments to Noncontrolling Interests	(11,088)	0
Proceeds (payments) from the sale of subsidiary shares to noncontrolling interest	7	(121)
Net cash used in financing activities	(32,150)	(80,187)
Effect of exchange rate changes on cash and cash equivalents	(1,007)	(1,257)
Net change in cash and cash equivalents	48,720	(120,714)
Cash and cash equivalents at the beginning of the period	230,281	293,322
Cash and cash equivalents at the end of the period	$ 279,001	$ 172,608